Public bug reported:
New install, sound has never worked.
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: alsa-base 1.0.25+dfsg-0ubuntu4
ProcVersionSignature: Ubuntu 3.13.0-24.47-generic 3.13.9
Uname: Linux 3.13.0-24-generic x86_64
NonfreeKernelModules: symap_custom_dkms_x86_64 nvidia
ApportVersion: 2.14.1-0ubuntu3.2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: chrismacomber 3507 F.... pulseaudio
chrismacomber 20179 F.... alsamixer
Date: Mon Jun 2 09:46:02 2014
EcryptfsInUse: Yes
InstallationDate: Installed on 2014-05-29 (3 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_DevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: chrismacomber 3507 F.... pulseaudio
chrismacomber 20179 F.... alsamixer
Symptom_Jack: Speaker, Internal
Symptom_Type: No sound at all
Title: [4282AD5, Conexant CX20590, Speaker, Internal] No sound at all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/11/2011
dmi.bios.vendor: LENOVO
dmi.bios.version: 8BET47WW (1.27 )
dmi.board.asset.tag: Not Available
dmi.board.name: 4282AD5
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias:
dmi:bvnLENOVO:bvr8BET47WW(1.27):bd07/11/2011:svnLENOVO:pn4282AD5:pvrThinkPadW520:rvnLENOVO:rn4282AD5:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 4282AD5
dmi.product.version: ThinkPad W520
dmi.sys.vendor: LENOVO
mtime.conffile..etc.modprobe.d.alsa.base.conf: 2014-05-30T07:45:22.729232
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug trusty
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https://bugs.launchpad.net/bugs/1325651
Title:
[4282AD5, Conexant CX20590, Speaker, Internal] No sound at all
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